OpenTechnical

OT-2026-000086307

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000086307) never changes.

Identity and time

Publication numberOT-2026-000086307 · never reused
Internal UUID01a0ae9a-2c96-7e76-afc3-ba0d4f3fa87f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086307
StatusPUBLIC

Content hashes

Canonical text7c1dca0b5e124828bedc87b898ba73a9c97bc71f4c08cb52f0b499dc9ff13c5d
Markdownf7af851251cc865f861e1f0a32d505f006aa7e793a84336cf63816ea49833e0e
PDF
Publication pagec77469a656be5eab12bfd756503a71a85f25fccb46cd4ae41ca2d5da9df140fc
Manifest1f0f66e912bcc222d5f2b82bc45426a49f9d90fe97ccac1c00cfa25bc4bb39e9

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturer/TBPCh118FuEQVw0c7L0wFfxPOZadPFb9BqicZAAHAvkv9u0rTZ8oDRt6rNaGJUqoG945i4OroKV5bx9Hd+Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:59.317039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086307
observed c77469a656be5eab12bfd756503a71a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:59.299508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086307/manifest.json
observed 1f0f66e912bcc222d5f2b82bc45426a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:59.281356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086307/publication.md
observed f7af851251cc865f861e1f0a32d505f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:59.263278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086307/publication.txt
observed 7c1dca0b5e124828bedc87b898ba73a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.